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Tc s. g | ]&}|� j vs&|� j v r� j | s|�qS r )r r. r6 r r r | s �zCPrivateImportChecker._get_type_annotation_names.<locals>.<listcomp>)r �_populate_type_annotations�rootr )r r r$ r r6 r r& r s �z/PrivateImportChecker._get_type_annotation_namesznodes.LocalsDictNodeNGzdict[str, bool])r r r c C s� |j D ]�}d}g }|j | D ]�}t|tj�r�t|jtjtjf�r�|j}t|tj�rn|�|� | �|jj |�}nt|tj�r�|�|� t|tj �r�| � ||� t|tj �r | � ||� q |dur| �||�||< qdS )z�Adds to `all_used_type_annotations` all names ever used as a type annotation in the node's (nested) scopes and whether they are only used as annotation. N)�locals� isinstancer Z AssignName�parent� AnnAssign�Assign�append�%_populate_type_annotations_annotation� annotation� FunctionDef�#_populate_type_annotations_functionZLocalsDictNodeNGr= � _assignments_call_private_name)r r r r � private_nameZname_assignmentsZ usage_nodeZ assign_parentr r r r= � s4 � � � � �z/PrivateImportChecker._populate_type_annotationsznodes.FunctionDefc C s@ |j r(|j jr(|j jD ]}| �||� q|jr<| �|j|� dS )z�Adds all names used as type annotation in the arguments and return type of the function node into the dict `all_used_type_annotations`. N)r" r rE �returns)r r r rF r r r rH � s ��z8PrivateImportChecker._populate_type_annotations_functionz5nodes.Attribute | nodes.Subscript | nodes.Name | Nonez str | Nonec C sl t |tj�r&|j|vr&d||j< |jS t |tj�rN| �|j|� | �|j|�S t |tj�rh| �|j |�S dS )z�Handles the possibility of an annotation either being a Name, i.e. just type, or a Subscript e.g. `Optional[type]` or an Attribute, e.g. `pylint.lint.linter`. TN) r@ r �Namer � SubscriptrE �slice�value� Attribute�expr)r r r r r r rE � s �� �z:PrivateImportChecker._populate_type_annotations_annotationz$list[nodes.AnnAssign | nodes.Assign])� assignmentsrJ r c C s� t dd� | D ��rdS | D ]�}d}t|jtj�r:|jj}n,t|jtj�rP|j}nt|jtj�rf|jj}|slqt|tjtjf�r�t|tj�r�|j}t|tj�sl|j }qlt|tj�r|j|kr dS qdS )z@Returns True if no assignments involve accessing `private_name`.c s s | ]}|j V qd S �N)rO )r � assignmentr r r � <genexpr>� r zFPrivateImportChecker._assignments_call_private_name.<locals>.<genexpr>FNT) �allr@ rO r �Call�funcrP rL r rQ )rR rJ rT Zcurrent_attributer r r rI � s. ��z3PrivateImportChecker._assignments_call_private_name)r �import_mod_namer c C s6 |sdS | j rdS |�d�d }|t| �� j�jjv S )zGDoes the node's file's path contain the base name of `import_mod_name`?T�.r )�level�splitr r> �filerA �parts)r rY Zbase_import_packager r r r2 � s z"PrivateImportChecker.same_root_dirN)�__name__� __module__� __qualname__r Zmsgsr r Zonly_required_for_messagesr- r4 r% � staticmethodr5 r& r= rH rE rI r2 r r r r r s& � ) ' r r r r c C s | � t| �� d S rS )Zregister_checkerr )r r r r �register s rc N)�__doc__� __future__r �pathlibr �typingr Zastroidr Zpylint.checkersr r Zpylint.interfacesr Zpylint.lint.pylinterr r rc r r r r �<module> s s
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